<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>Tabbar animation - Only CSS</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/meyer-reset/2.0/reset.min.css">
    <style>
        .tabs {
            --background: #FFFFFF;
            --light-grey: #C6CFD9;
            --wave-color: #2AC8DD;
            --width: 300px;
            --height: 75px;
            --border-radius: var(--height);
            background: var(--background);
            width: var(--width);
            height: var(--height);
            padding: 0;
            position: relative;
            border-radius: var(--border-radius);
            box-shadow: 0 10px 30px rgba(65, 72, 86, 0.05);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding: 0 15px;
            box-sizing: border-box;
            overflow: hidden;
        }

        .tabs label {
            width: 26px;
            height: 26px;
            cursor: pointer;
            position: relative;
            display: flex;
            justify-content: space-around;
            align-items: center;
            transform-origin: center bottom;
        }

        .tabs label::before {
            content: "";
            height: 4px;
            width: 4px;
            border-radius: 0% 100% 50% 50%/0% 50% 50% 100%;
            transform: scale(1, 1) rotate(45deg);
            transform-origin: 50% 50%;
            background: var(--wave-color);
            display: block;
            position: absolute;
            top: -30px;
        }

        .tabs label svg {
            width: 100%;
            height: 100%;
            position: relative;
            z-index: 1;
        }

        .tabs label svg .icon {
            fill: none;
            stroke: var(--light-grey);
            stroke-dashoffset: 98;
            stroke-width: 2px;
            stroke-linecap: round;
            stroke-linejoin: round;
            transition: stroke 0.15s linear 0.3s;
        }

        .tabs label .wave {
            height: 26px;
            width: 26px;
            position: absolute;
            overflow: hidden;
        }

        .tabs label .wave::before,
        .tabs label .wave::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -12px;
            right: 0;
            background-repeat: repeat;
            height: 14px;
            width: 48px;
            background-size: 12px 12px;
            -webkit-animation: wave-animation 3s linear infinite;
            animation: wave-animation 3s linear infinite;
            transition: bottom 0.15s ease-out 0.35s;
        }

        .tabs label .wave::before {
            background-image: radial-gradient(circle at 6px -3px, transparent 6px, var(--wave-color) 6px);
            -webkit-animation-duration: 2s;
            animation-duration: 2s;
            opacity: 0.5;
        }

        .tabs label .wave::after {
            background-image: radial-gradient(circle at 6px -3px, transparent 6px, var(--wave-color) 6px);
            -webkit-animation-duration: 3s;
            animation-duration: 3s;
        }

        .tabs label:nth-of-type(1) .wave {
            -webkit-clip-path: url(#path-icon-01);
            clip-path: url(#path-icon-01);
        }

        .tabs label:nth-of-type(2) .wave {
            -webkit-clip-path: url(#path-icon-02);
            clip-path: url(#path-icon-02);
        }

        .tabs label:nth-of-type(3) .wave {
            -webkit-clip-path: url(#path-icon-03);
            clip-path: url(#path-icon-03);
        }

        .tabs label:nth-of-type(4) .wave {
            -webkit-clip-path: url(#path-icon-04);
            clip-path: url(#path-icon-04);
        }

        .tabs input {
            display: none;
        }

        .tabs input:checked+label {
            -webkit-animation: wiggle-animation 1s ease 0.3s;
            animation: wiggle-animation 1s ease 0.3s;
        }

        .tabs input:checked+label::before {
            -webkit-animation: drop-animation 0.35s ease-in both;
            animation: drop-animation 0.35s ease-in both;
        }

        .tabs input:checked+label svg .icon {
            stroke: #4B4B4B;
        }

        .tabs input:checked+label .wave:before {
            bottom: 0;
        }

        .tabs input:checked+label .wave:after {
            bottom: -4px;
        }

        @-webkit-keyframes wiggle-animation {
            0% {
                transform: rotate(0deg);
            }

            20% {
                transform: rotate(-7deg);
            }

            60% {
                transform: rotate(7deg);
            }

            90% {
                transform: rotate(-3deg);
            }

            100% {
                transform: rotate(0deg);
            }
        }

        @keyframes wiggle-animation {
            0% {
                transform: rotate(0deg);
            }

            20% {
                transform: rotate(-7deg);
            }

            60% {
                transform: rotate(7deg);
            }

            90% {
                transform: rotate(-3deg);
            }

            100% {
                transform: rotate(0deg);
            }
        }

        @-webkit-keyframes wave-animation {
            0% {
                transform: translateX(0%);
            }

            100% {
                transform: translateX(-50%);
            }
        }

        @keyframes wave-animation {
            0% {
                transform: translateX(0%);
            }

            100% {
                transform: translateX(-50%);
            }
        }

        @-webkit-keyframes drop-animation {
            70% {
                transform: scale(0.8, 3) rotate(45deg);
                top: -7px;
            }

            100% {
                transform: scale(1.5, 0.5) rotate(45deg);
                top: 19px;
            }
        }

        @keyframes drop-animation {
            70% {
                transform: scale(0.8, 3) rotate(45deg);
                top: -7px;
            }

            100% {
                transform: scale(1.5, 0.5) rotate(45deg);
                top: 19px;
            }
        }

        body {
            background: #eeeef5;
            height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }
    </style>
</head>

<body translate="no">
    <div class="tabs">
        <!-- TAB 1 -->
        <input type="radio" name="tab" id="tab-01" checked />
        <label for="tab-01">
            <svg>
                <use xlink:href="#icon-01" class="icon" />
            </svg>
            <div class="wave"></div>
        </label>
        <!-- TAB 2 -->
        <input type="radio" name="tab" id="tab-02" />
        <label for="tab-02">
            <svg>
                <use xlink:href="#icon-02" class="icon" />
            </svg>
            <div class="wave"></div>
        </label>
        <!-- TAB 3 -->
        <input type="radio" name="tab" id="tab-03" />
        <label for="tab-03">
            <svg>
                <use xlink:href="#icon-03" class="icon" />
            </svg>
            <div class="wave"></div>
        </label>
        <!-- TAB 4 -->
        <input type="radio" name="tab" id="tab-04" />
        <label for="tab-04">
            <svg>
                <use xlink:href="#icon-04" class="icon" />
            </svg>
            <div class="wave"></div>
        </label>
    </div>


    <!-- SVG -->
    <svg xmlns="http://www.w3.org/2000/svg" style="display: none;">
        <symbol xmlns="http://www.w3.org/2000/svg" viewBox="0 0 26 26" id="icon-01">
            <path
                d="M13.93,1H20.8A4.21,4.21,0,0,1,25,5.2V20.8A4.21,4.21,0,0,1,20.8,25H5.2A4.21,4.21,0,0,1,1,20.8V5.2A4.21,4.21,0,0,1,5.2,1h.47" />
            <line x1="16" y1="10" x2="18" y2="10" />
            <line x1="8" y1="10" x2="12" y2="10" />
            <line x1="8" y1="15" x2="18" y2="15" />
        </symbol>
        <symbol xmlns="http://www.w3.org/2000/svg" viewBox="0 0 26 26" id="icon-02">
            <path
                d="M17,1a12.33,12.33,0,0,1,8,11.65A12.18,12.18,0,0,1,13,25,12.18,12.18,0,0,1,1,12.65,12.33,12.33,0,0,1,9,1" />
            <polygon points="15 14.33 11 17 11 11.67 15 9 15 14.33" />
        </symbol>
        <symbol xmlns="http://www.w3.org/2000/svg" viewBox="0 0 26 26" id="icon-03">
            <path
                d="M7.91,2.08a11.15,11.15,0,0,0-5.73,9.81v6a7.83,7.83,0,0,1-1,2.92A1.47,1.47,0,0,0,2.43,23H23.57a1.47,1.47,0,0,0,1.26-2.16,7.83,7.83,0,0,1-1-2.92v-6A11.06,11.06,0,0,0,15.18,1" />
            <path d="M15,23a2,2,0,0,1-4,0" />
            <path d="M16,5.51A6.53,6.53,0,0,1,19.65,9.4" />
        </symbol>
        <symbol xmlns="http://www.w3.org/2000/svg" viewBox="0 0 26 26" id="icon-04">
            <path
                d="M17,1a12.33,12.33,0,0,1,8,11.65A12.18,12.18,0,0,1,13,25,12.18,12.18,0,0,1,1,12.65,12.33,12.33,0,0,1,9,1" />
            <path d="M18,18.26a8,8,0,0,1-10.09-.1" />
        </symbol>
    </svg>

    <svg xmlns="http://www.w3.org/2000/svg" height="0" width="0">
        <clipPath id="path-icon-01">
            <path
                d="M13.93,1H20.8A4.21,4.21,0,0,1,25,5.2V20.8A4.21,4.21,0,0,1,20.8,25H5.2A4.21,4.21,0,0,1,1,20.8V5.2A4.21,4.21,0,0,1,5.2,1h.47" />
        </clipPath>
        <clipPath id="path-icon-02">
            <path
                d="M17,1a12.33,12.33,0,0,1,8,11.65A12.18,12.18,0,0,1,13,25,12.18,12.18,0,0,1,1,12.65,12.33,12.33,0,0,1,9,1" />
        </clipPath>
        <clipPath id="path-icon-03">
            <path
                d="M7.91,2.08a11.15,11.15,0,0,0-5.73,9.81v6a7.83,7.83,0,0,1-1,2.92A1.47,1.47,0,0,0,2.43,23H23.57a1.47,1.47,0,0,0,1.26-2.16,7.83,7.83,0,0,1-1-2.92v-6A11.06,11.06,0,0,0,15.18,1" />
        </clipPath>
        <clipPath id="path-icon-04">
            <path
                d="M17,1a12.33,12.33,0,0,1,8,11.65A12.18,12.18,0,0,1,13,25,12.18,12.18,0,0,1,1,12.65,12.33,12.33,0,0,1,9,1" />
        </clipPath>
    </svg>
</body>

</html>